how do you solve the problem that MyBatis cannot load TypeHandler according to the fully qualified name of the class in the configuration file in OSGI environment? for example: <delete id="deleteById" statementType="PREPARED"&...
ask the bosses: class An and class B are loaded by their respective classloaders, and it is known that A loads first and B then loads. class C and B are in the same jar and loaded by the same class loader. when I call a method of An in B and the par...
Why does JAVA have multiple loaders I know that the function of the loader is to get the binary byte stream through the class name. It is mainly divided into four kinds of loaders: startup class-> extension class-> application class-> custom class. I al...